linux-kernel - Re: [PATCH v6 0/5] memcg, cgroup: kill css id

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Message-ID: <5240DD83.1070509@huawei.com>
Date:	Tue, 24 Sep 2013 08:32:03 +0800
From:	Li Zefan <lizefan@...wei.com>
To:	Tejun Heo <tj@...nel.org>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Michal Hocko <mhocko@...e.cz>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Johannes Weiner <hannes@...xchg.org>,
	LKML <linux-kernel@...r.kernel.org>,
	cgroups <cgroups@...r.kernel.org>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>
Subject: Re: [PATCH v6 0/5] memcg, cgroup: kill css id

On 2013/9/23 21:12, Tejun Heo wrote:
> On Mon, Sep 23, 2013 at 09:08:16AM -0400, Tejun Heo wrote:
>> Hello,
>>
>> On Mon, Sep 23, 2013 at 04:55:20PM +0800, Li Zefan wrote:
>>> The whole patchset has been acked and reviewed by Michal and Tejun.
>>> Could you merge it into mm tree?
>>
>> Ah... I really hoped that this had been merged during -rc1 window.
>> Andrew, would it be okay to carry this series through cgroup tree?  It
>> doesn't really have much to do with mm proper and it's a PITA to have
>> to keep updating css_id code from cgroup side when it's scheduled to
>> go away.  If carried in -mm, it's likely to cause conflicts with
>> ongoing cgroup changes too.

I would love to see this patchset go through cgroup tree. The changes to
memcg is quite small, and as -mm tree is based on -next it won't cause
future conflicts.

> 
> Also, wasn't this already in -mm during the last devel cycle?  ISTR
> conflicts with it in -mm with other cgroup core changes.  Is there any
> specific reason why this wasn't merged during the merge windw?
> 

No, it never went into -mm tree... I guess it's because Andrew was too
busy and overlooked this patchset?

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